Cartridge profile · From 6mm BR Norma

.22 BR

6mm BR necked to .22. Benchrest-grade accuracy with .22-250 speed from a small, efficient case. Long-range varmints.

Good for: Varmint

A typical factory load is a 55 gr ballistic tip bullet at about 3,700 ft/s, with roughly 1,672 ft-lbs of energy at the muzzle.

Typical load
55 grballistic tip
Muzzle speed
3,700 ft/s
Muzzle energy
1,672 ft-lbs
Typical BC (G1)
0.267maker's published G1
Twist rate
1:121:8 for 70+ gr
Practical range
400 yd varmint
Point-blank range
284 yd4" vital zone
Recommended platform
Any rifle, ultralights includedVery light recoil

On the Wildcats chart

Made for
6mm BR necked to .22. Benchrest-grade accuracy with .22-250 speed from a small, efficient case. Long-range varmints.Varmint
Typical load
55 grballistic tip
Typical muzzle fps
3,700ft/s
Typical muzzle energy
1,672ft-lbs
Typical BC (G1)
0.267maker's published G1
Twist rate for typical load
1:121:8 for 70+ gr
Practical range
400 yd varmint
MPBR
284 yd4" vital zone · Near zero 38 yd · Far zero 246 yd · Min PBR 0 yd · Max PBR 284 yd · Sight-in @100 1.62" high
Recommended platform
Any rifle, ultralights includedVery light recoil

Open the full Wildcats chart →

Similar cartridges

Browse more

Speed, energy and BC are typical figures for the listed load; real numbers vary by brand, lot and barrel length. Always check the ammo maker's data for your exact load.

Free and ad-free. If this site helped you, buy me a coffee →